US PATENT SUBCLASS 160 / 150
.~.~.~.~ With strand and pulley
Current as of:
June, 1999
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160 /
HD
FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL
130
DF
PLURAL STRIP, SLAT, OR PANEL TYPE
{11}
136
DF
.~ Parallelogram type {6}
138
DF
.~.~ With operator {1}
139
DF
.~.~.~ Unit collapsing only {6}
150
.~.~.~.~ With strand and pulley
DEFINITION
Classification: 160/150
(under subclass 139) Devices wherein the operator includes a strand and pulley.